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Date: Mon, 21 Oct 2019 03:01:59 +0800
From: youling257 <youling257@...il.com>
To: keescook@...omium.org
Cc: kernel-hardening@...ts.openwall.com, munisekharrms@...il.com
Subject: Re: How to get the crash dump if system hangs?
I don't know my ramoops.mem_address, please help me.
what is ramoops.mem_address?
# cat /proc/iomem
00000000-00000fff : Reserved
00001000-0008efff : System RAM
0008f000-0008ffff : ACPI Non-volatile Storage
00090000-0009dfff : System RAM
0009e000-0009ffff : Reserved
000a0000-000bffff : PCI Bus 0000:00
000c0000-000dffff : PCI Bus 0000:00
000e0000-000fffff : PCI Bus 0000:00
000f0000-000fffff : System ROM
00100000-1fffffff : System RAM
20000000-201fffff : Reserved
20000000-201fffff : 80860F28:00
20200000-779c5fff : System RAM
4c800000-4d401150 : Kernel code
4d401151-4dd1fb3f : Kernel data
4e212000-4e3fffff : Kernel bss
779c6000-77a12fff : Reserved
77a13000-77a1bfff : Unknown E820 type
77a1c000-77afffff : Reserved
77b00000-7bb6dfff : System RAM
7bb6e000-7bbcdfff : Unknown E820 type
7bbce000-7bdcdfff : Reserved
7bdce000-7bdcefff : System RAM
7bdcf000-7bdcffff : Reserved
7bdd0000-7bdd1fff : System RAM
7bdd2000-7bdd2fff : Reserved
7bdd3000-7c7fffff : System RAM
7c800000-7cbfffff : RAM buffer
7cc00000-7cc3afff : System RAM
7cc3b000-7cc47fff : Reserved
7cc48000-7ccb7fff : ACPI Non-volatile Storage
7ccb8000-7ccf7fff : ACPI Tables
7ccf8000-7ccfffff : System RAM
7cd00000-7cefffff : RAM buffer
7cf00000-7ef00000 : Reserved
7cf00001-7ef00000 : PCI Bus 0000:00
7cf00001-7eeffffe : Graphics Stolen Memory
7ef00001-7fefffff : RAM buffer
7ff00000-7ff00fff : MSFT0101:00
7ff01000-7fffffff : RAM buffer
80000000-90affffe : PCI Bus 0000:00
80000000-8fffffff : 0000:00:02.0
90000000-903fffff : 0000:00:02.0
901e5000-901e5fff : hdmi-lpe-audio-mmio
90400000-905fffff : dwc_usb3
90400000-905fffff : 0000:00:16.0
9040c100-905fffff : dwc3.3.auto
90800000-908fffff : 0000:00:1a.0
90900000-909fffff : 0000:00:1a.0
90a00000-90a0ffff : 0000:00:14.0
90a00000-90a0ffff : xhci-hcd
90a2c000-90a2cfff : 0000:00:16.0
90b00000-90b00fff : 80860F28:00
90b01000-90b01fff : INT33BB:00
90b01000-90b01fff : INT33BB:00
90b04000-90b07fff : INTL9C60:01
90b04000-90b07fff : INTL9C60:01
90b08000-90b08fff : 80860F41:00
90b08000-90b08fff : 80860F41:00
90b0a000-90b0afff : 80860F41:01
90b0a000-90b0afff : 80860F41:01
90b0c000-90b0cfff : 80860F41:02
90b0c000-90b0cfff : 80860F41:02
90b0e000-90b0efff : 80860F41:03
90b0e000-90b0efff : 80860F41:03
90b10000-90b10fff : 80860F41:04
90b10000-90b10fff : 80860F41:04
90b13000-90b13fff : 80860F09:00
90b13000-90b13fff : 80860F09:00
90b14000-90b17fff : INTL9C60:00
90b14000-90b17fff : INTL9C60:00
90b19000-90b19fff : 80860F0A:00
90b19000-90b1901f : serial
90b1b000-90b1bfff : 80860F0A:01
90b1b000-90b1b01f : serial
90b1d000-90b1dfff : 80860F14:02
90b1d000-90b1dfff : 80860F14:02
90b1f000-90b1ffff : 80860F14:00
90b1f000-90b1ffff : 80860F14:00
90c00000-90ffffff : PCI Bus 0000:00
91000000-911fffff : 80860F28:00
e00000d0-e00000db : INT33BD:00
e00f8000-e00f8fff : Reserved
fec00000-fec003ff : IOAPIC 0
fed00000-fed003ff : HPET 0
fed00000-fed003ff : PNP0103:00
fed01000-fed01fff : Reserved
fed01000-fed011ff : intel-spi
fed03008-fed0300c : iTCO_wdt.2.auto
fed05000-fed057ff : INT3401:00
fed0c000-fed0cfff : INT33FC:00
fed0c000-fed0cfff : INT33FC:00
fed0d000-fed0dfff : INT33FC:01
fed0d000-fed0dfff : INT33FC:01
fed0e000-fed0efff : INT33FC:02
fed0e000-fed0efff : INT33FC:02
fed40000-fed40fff : PCI Bus 0000:00
fee00000-fee00fff : Local APIC
ff000000-ffffffff : INT0800:00
ffd00000-ffffffff : Reserved
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